Tailored elastic surface to body wave Umklapp conversion

Umklapp scattering, an effect that has been conventionally studied in phonon systems in quantum transport, is studied here in an elastic system. The authors demonstrate mode conversion from surface Rayleigh waves into bulk waves that have uniquely tunable properties.

Bibliographic Details
Main Authors: Gregory J. Chaplain, Jacopo M. De Ponti, Andrea Colombi, Rafael Fuentes-Dominguez, Paul Dryburg, Don Pieris, Richard J. Smith, Adam Clare, Matt Clark, Richard V. Craster
Format: Article
Language:English
Published: Nature Publishing Group 2020-06-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-17021-x